An internal threading tool with longitudinally separated cutting edges designed to form specific threads.
Classification: Tools for tapping or threading, parts thereof, of base metal
NSN 5998-00-393-0613
NSN 5905-00-953-1908
NSN 5996-00-238-5654
NSN 6620-01-311-3516
NSN 5925-01-138-8930
NSN 5910-01-162-0029
NSN 6220-01-215-0907
NSN 6650-00-567-8551
NSN 6130-00-903-6102
NSN 6135-01-032-8887
NSN 6685-00-902-6773
NSN 5895-01-624-1382